Best 3 Methods to Import Outlook OST to Office 365

  •  Manoj Sharma
  • Published on:  April 28th, 2022
  • Updated on:  April 26, 2023
5/5 - (2 votes)

Summary: If you are looking for a solution to import Outlook OST to Office 365, you are landed on the right page. In this write-up, we are going to discuss the detailed process of OST to Office 365 Migration using the free and automated approach. Experts have always recommended opting for the best OST to PST Converter which is capable of importing OST files to an Office 365 account. So continue scrolling this post, we will guide you with the best possible ways for the same.

With the introduction of Exchange Online, users get the highly advanced features of Exchange servers without having an on-premises exchange server in their organizations. Also, Exchange Online is available with MS Office 365 premium business and enterprise editions plan. So you can purchase it as a standalone application, but with O365 it is integrated with other Office 365 applications. Thus, the benefit of having a subscription plan is that you can subscribe to the license as per the number of users. Now, before reaching directly to the solution, let’s move forward toward some of the reasons behind importing the OST file.

Why? -Import OST Emails to Office 365

There are plenty of reasons for users to import Outlook OST to Office 365 accounts. In this section, we have listed some of them below.

  • To prevent exchange server crashes and need a reliable platform.
  • At the time of deletion of the important data.
  • When there’s an organizational shift owing to Office 365 advantages.
  • While avoiding big exchange maintenance downtime.
  • Quick data access of data in a safe environment after accidental deletion.

After knowing all the above reasons, let’s proceed further toward the solutions of importing the OST file. In the next section, we have discussed the process in detail.

How to Import Outlook OST To Office 365?

In this free manual technique, we have split the process into two parts. In the first part, you have to convert OST to PST format and then import the PST file into Office 365 account. We have discussed both the parts below. You can follow the step-by-step process of both methods carefully.

Part 1: Convert OST Files into PST Format

  • Launch the Outlook application and navigate to the File tab.
  • Click on the Import and Export option in the Open & Export tab.
  • Now, choose the Export to a File option and click on the Next button.
  • Select the Outlook Data File (.pst) and press the Next button.
  • Then, choose the Folder to export and continue with the Next step.
  • After that, find a Specific Location for the new PST file on your system and choose to replace duplicates with the items exported option.
  • At last, hit the Convert button to convert the OST to PST file.

In the above part, users can successfully convert their OST files to PST format. After that, they need to import the converted PST file into their Microsoft 365 account to import Outlook OST To Office 365 mailbox.

Also Read: Convert OST to PDF

Part 2: Import PST File into Office 365 Account

  • Login with an Office 365 account by entering your credentials and navigate to the App Launcher.
  • Now, click on the Admin tab from the left pane to continue the process.
  • Here a new pop-up window will appear in which click on the Compliance tab.
  • Then, select the Information Governance option.
  • In the next step, click on the Import button to upload the PST file.
  • At last, choose the PST file and press the Open button to convert the Outlook PST file into the Microsoft Office account.

Both the above parts of the Manual method help the users to successfully Import Outlook OST to Office 365 accounts. However, the above method is quite tricky to perform. Therefore, to overcome this situation, we have introduced an automated solution to import OST emails to Microsoft 365 hassle-free.

Automated Approach to Import OST File into Outlook 365

A reliable OST to PST Converter tool is the instant solution to convert the OST files into the PST and multiple file formats or email clients. The software supports multiple file OST file conversion. Also, this utility has a simple user interface that requires no technical knowledge for its usage. Apart from that, the software converts OST files supported by all the versions of MS Outlook.

Steps to Import Outlook OST to Office 365

    • Download and Run OST to PST Converter Tool.

import outlook ost to office 365

    • Choose the Single or Multiple File options to add the OST file.

migrate ost to office 365

    • Then, mark the required Folders from the displayed tree structure and tap on the Next button.

check folders

    • Select the Office 365 account from the given drop-down option.

import ost to office 365

    • Enter the Login Details and press the Sign in button.

login credentials

    • After that, tick the Additional Features as per your requirement.

import outlook ost to office 365

    • At last, hit the Convert button to start the conversion process.

click on convert

Why Choose OST to PST Converter Software?

  • The software migrate OST to Office 365 hassle-free.
  • It transfers OST files into different file formats and email clients.
  • Users can migrate selected OST files and folders.
  • With this software, you can open OST file without Outlook by exporting it into the desired format.
  • This utility is capable of removing duplicate mail items.

Final Verdict

The above free technical guide highlights the manual and the professional approach to import Outlook OST to Office 365. However, the manual process is quite complicated hence, we have introduced the detailed professional approach that produces the expected results. Apart from that, the software is also well capable of converting OST files into multiple other file formats and email clients.

About The Author:

Manoj Sharma is a Technical Content Writer in the field of Data Migration, Backup & Recovery. He is focused on engaging the audience by delivering content that solved their problem. Manoj spends most of his time researching and writing about creativity, technology, and digital marketing trends.

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